EP2962492A4 - Method and system for improving circuit switched fall back (csfb) performance - Google Patents

Method and system for improving circuit switched fall back (csfb) performance

Info

Publication number
EP2962492A4
EP2962492A4 EP14757346.3A EP14757346A EP2962492A4 EP 2962492 A4 EP2962492 A4 EP 2962492A4 EP 14757346 A EP14757346 A EP 14757346A EP 2962492 A4 EP2962492 A4 EP 2962492A4
Authority
EP
European Patent Office
Prior art keywords
csfb
performance
circuit switched
fall back
improving circuit
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP14757346.3A
Other languages
German (de)
French (fr)
Other versions
EP2962492B1 (en
EP2962492A1 (en
Inventor
Venkateswara Rao Manepalli
Subhasish Karmakar
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of EP2962492A1 publication Critical patent/EP2962492A1/en
Publication of EP2962492A4 publication Critical patent/EP2962492A4/en
Application granted granted Critical
Publication of EP2962492B1 publication Critical patent/EP2962492B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/0005—Control or signalling for completing the hand-off
    • H04W36/0011—Control or signalling for completing the hand-off for data sessions of end-to-end connection
    • H04W36/0022—Control or signalling for completing the hand-off for data sessions of end-to-end connection for transferring data sessions between adjacent core network technologies
    • H04W36/00224—Control or signalling for completing the hand-off for data sessions of end-to-end connection for transferring data sessions between adjacent core network technologies between packet switched [PS] and circuit switched [CS] network technologies, e.g. circuit switched fallback [CSFB]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/0005—Control or signalling for completing the hand-off
    • H04W36/0011—Control or signalling for completing the hand-off for data sessions of end-to-end connection
    • H04W36/0022—Control or signalling for completing the hand-off for data sessions of end-to-end connection for transferring data sessions between adjacent core network technologies
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H04W72/0453—Resources in frequency domain, e.g. a carrier in FDMA
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/20—Manipulation of established connections
    • H04W76/27—Transitions between radio resource control [RRC] states

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Computer Security & Cryptography (AREA)
EP14757346.3A 2013-02-26 2014-02-26 Method and system for improving circuit switched fall back (csfb) performance Active EP2962492B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IN828CH2013 2013-02-26
PCT/KR2014/001556 WO2014133313A1 (en) 2013-02-26 2014-02-26 Method and system for improving circuit switched fall back (csfb) performance

Publications (3)

Publication Number Publication Date
EP2962492A1 EP2962492A1 (en) 2016-01-06
EP2962492A4 true EP2962492A4 (en) 2016-08-03
EP2962492B1 EP2962492B1 (en) 2021-06-09

Family

ID=51428518

Family Applications (1)

Application Number Title Priority Date Filing Date
EP14757346.3A Active EP2962492B1 (en) 2013-02-26 2014-02-26 Method and system for improving circuit switched fall back (csfb) performance

Country Status (5)

Country Link
US (1) US10070347B2 (en)
EP (1) EP2962492B1 (en)
KR (1) KR102205265B1 (en)
CN (1) CN105027622B (en)
WO (1) WO2014133313A1 (en)

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WO2016060502A2 (en) * 2014-10-15 2016-04-21 엘지전자 주식회사 Methods and devices for performing fast fallback in wireless access system supporting millimeter waves (mmwave)
CN106063327B (en) * 2014-10-16 2020-04-14 华为技术有限公司 Method and terminal for processing voice service
US20160119849A1 (en) * 2014-10-24 2016-04-28 Qualcomm Incorporated Reducing latency of redirection during a concurrently triggered reselection
US20160212791A1 (en) * 2015-01-15 2016-07-21 Mediatek Inc. Methods for efficient wireless communications and communications apparatus utilizing the same
CN105992294B (en) * 2015-02-16 2019-09-27 展讯通信（上海）有限公司 The processing method and processing device of circuit-switched service under user terminal and its LTE system
US20160330642A1 (en) * 2015-05-06 2016-11-10 Qualcomm Incorporated Circuit switched fallback
US20200236731A1 (en) * 2015-08-24 2020-07-23 Lg Electronics Inc. Call prioritizing method performed by terminal in wireless communication system, and terminal using method
US10117135B2 (en) 2015-09-23 2018-10-30 Mediatek Inc. Apparatuses and methods for reducing setup time of a circuit-switched fallback (CSFB) call
CN105578544B (en) * 2015-12-21 2018-12-07 华为技术有限公司 A kind of method and terminal device of circuit domain exchange falling
US10111141B2 (en) * 2016-06-08 2018-10-23 Mediatek Inc. Apparatuses and methods for cell selection during a call fallback from an advanced network to a legacy network
TWI688302B (en) * 2016-08-11 2020-03-11 宏碁股份有限公司 Device and method of redirecting a communication device
US10374504B2 (en) * 2016-12-16 2019-08-06 Delta Electronics (Shanghai) Co., Ltd Power unit and power electronic converting device
CN109246754B (en) * 2017-01-04 2019-10-22 华为技术有限公司 A kind of communication means and its terminal device, the network equipment
WO2018201440A1 (en) * 2017-05-05 2018-11-08 华为技术有限公司 Communication method, device and system
US11184807B2 (en) 2017-08-25 2021-11-23 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Method for enabling network to fall back, terminal device, and access network device
CN110572855B (en) * 2018-06-06 2021-07-06 中国移动通信集团吉林有限公司 Different-system switching method and device for Voice over Voice service
CN110691390B (en) * 2018-07-04 2021-09-14 中国移动通信有限公司研究院 Method, device, terminal and storage medium for initiating cell reselection
US11178195B2 (en) 2019-03-28 2021-11-16 T-Mobile Usa, Inc. Expedited retransmission during call setup
CN110944344B (en) * 2019-12-30 2023-05-26 瓴盛科技有限公司 Method for improving terminal called success rate, mobile terminal and computer readable medium
CN114466423B (en) * 2022-04-11 2022-09-02 荣耀终端有限公司 Method and device for selecting network

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EP2343918A2 (en) * 2010-01-12 2011-07-13 Vodafone Intellectual Property Licensing Limited Circuit switched fallback
US20120064884A1 (en) * 2010-09-14 2012-03-15 Qualcomm Incorporated System and method of improving circuit-switched fallback performance
US20120140644A1 (en) * 2010-12-02 2012-06-07 Qualcomm Incorporated Methods and apparatus for providing robust circuit switch fall back procedure
WO2013019288A1 (en) * 2011-08-01 2013-02-07 Qualcomm Incorporated Method for improving blind redirection performance

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US20090163217A1 (en) * 2005-08-22 2009-06-25 Matsushita Electric Industrial Co., Ltd. Wireless network control apparatus, communication system and communication method
KR100895180B1 (en) * 2006-04-14 2009-04-24 삼성전자주식회사 Method for Radio Resource Control Connection Setup and Apparatus for the same
EP2250855B1 (en) * 2008-01-31 2017-04-12 Telefonaktiebolaget LM Ericsson (publ) Circuit switched fallback for mobile terminated calls
GB2458444B (en) * 2008-03-04 2010-07-28 Samsung Electronics Co Ltd Apparatus and method using radio signals
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US9380484B2 (en) * 2011-04-18 2016-06-28 Innovative Sonic Corporation Method and apparatus to prevent radio access network (RAN) overload in a wireless communication system
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KR20140017883A (en) * 2012-08-01 2014-02-12 삼성전자주식회사 Method and apparatus for cell reselection of user equipment between lte inter frequency or inter radio access technology in a mobile communication system
TWI503013B (en) * 2012-11-06 2015-10-01 Apple Inc Cell loading-based cell transition
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EP2343918A2 (en) * 2010-01-12 2011-07-13 Vodafone Intellectual Property Licensing Limited Circuit switched fallback
US20120064884A1 (en) * 2010-09-14 2012-03-15 Qualcomm Incorporated System and method of improving circuit-switched fallback performance
US20120140644A1 (en) * 2010-12-02 2012-06-07 Qualcomm Incorporated Methods and apparatus for providing robust circuit switch fall back procedure
WO2013019288A1 (en) * 2011-08-01 2013-02-07 Qualcomm Incorporated Method for improving blind redirection performance

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See also references of WO2014133313A1 *

Also Published As

Publication number Publication date
CN105027622B (en) 2019-07-12
US20160007239A1 (en) 2016-01-07
EP2962492B1 (en) 2021-06-09
KR102205265B1 (en) 2021-01-20
US10070347B2 (en) 2018-09-04
WO2014133313A1 (en) 2014-09-04
EP2962492A1 (en) 2016-01-06
KR20150128756A (en) 2015-11-18
CN105027622A (en) 2015-11-04

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